# Errors in crontab file, can’t install
**URL:** https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909
**Category:** General Discussion
**Created:** [June 18, 2021, 8:15pm UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909 "2021-06-18T20:15:29Z")
**Posts on this page:** 6
**Page:** 1
### Author:  [@joselobo](https://forum.mautic.org/u/joselobo)
#### Post date: [June 18, 2021, 8:15pm UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909/1 "2021-06-18T20:15:29Z")
I can’t install cron jobs, always with the following error:
“cron-jobs.txt”:4: bad minute
errors in crontab file, can’t install.
What can it be? I’m using ubuntu 20.04 PHP 7.3 and MySQL 5.7
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### Author:  [@joeyk](https://forum.mautic.org/u/joeyk)
#### Post date: [June 19, 2021, 6:27am UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909/2 "2021-06-19T06:27:46Z")
Make sure you add the minutes in the right format.
Here is a guide:
> **[Mautic 3 Cron Jobs - The Full Guide. | Mauteam.org](https://mauteam.org/mautic/mautic-admins/mautic-cron-jobs-for-dummies-marketers-too/)**
>
> The complete and updated guide on Mautic 3 Cron jobs. Take Mautic Cron Jobs to the top-level by automating tasks with Crontab.
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### Author:  [@joselobo](https://forum.mautic.org/u/joselobo)
#### Post date: [June 19, 2021, 3:16pm UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909/3 "2021-06-19T15:16:12Z")
I followed the step by step of this installation:
> **[Mautic 3 Installation on Ubuntu 20.04 with PHP 7.3 and MySQL 5.7](https://mauteam.org/mautic/mautic-admins/mautic-installation-in-3-simple-steps-on-a-vps/)**
>
> This is the simplest Mautic 3.2.5 installation tutorial. Mautic 3 with PHP 7.3 and MariaDB 10.3.x on top of Ubuntu 20.04.
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### Author:  [@joeyk](https://forum.mautic.org/u/joeyk)
#### Post date: [June 19, 2021, 10:12pm UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909/4 "2021-06-19T22:12:20Z")
Okay, can you post your cron entries here?
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### Author:  [@joselobo](https://forum.mautic.org/u/joselobo)
#### Post date: [June 19, 2021, 11:39pm UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909/5 "2021-06-19T23:39:40Z")
# Cron jobs for Mautic 3
#\* \* \* \* \* php /var/www/html/bin/console mautic:segments:update
#\* \* \* \* \* php /var/www/html/bin/console mautic:campaigns:update
#\* \* \* \* \* php /var/www/html/bin/console mautic:campaigns:trigger
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### Author:  [@mikew](https://forum.mautic.org/u/mikew)
#### Post date: [June 20, 2021, 11:33am UTC](https://forum.mautic.org/t/errors-in-crontab-file-can-t-install/19909/6 "2021-06-20T11:33:43Z")
from the screenshot you have posted it seems all your cronjob are commented out.
Make sure to uncomment them. i.e. remove the #
A nice tool for setting cronjob time can be found here: [Crontab.guru - The cron schedule expression editor](https://crontab.guru/#1_)_/1\___\*_\*